/*
**********************************************************************************
    OpenSURF642 : An TI DM642 implementation of OpenSURF.
    Copyright (C) 2011  Hai Yu

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
    
	This implementation is based on The original OpenSURF library created
	by Christopher Evans.The original work can be found at
		http://www.chrisevansdev.com/computer-vision-opensurf.html
	
    contact: yuhaihai12345@gmail.com	
**********************************************************************************
*/

#ifndef _MATRIX_MULTIPLY_
#define _MATRIX_MULTIPLY_


/*
*******************************************************************
*	Calculate matrix a * matrix b	
*	Note:	Spaces for result matrix must be pre allocated.
**********************************************************************
*/
void MatrixMultiplyDouble(  double * a, int a_rows, int a_columns, 
                            double * b, int b_rows, int b_columns, 
                            double *c);

/*
*******************************************************************
*	Calculate matrix a * matrix b	
*	Note:	Spaces for result matrix must be pre allocated.
**********************************************************************
*/
void MatrixMultiplyFloat(   float * a, int a_rows, int a_columns, 
                            float * b, int b_rows, int b_columns, 
                            float *c);

#endif
